File content as of revision 1:40bdbe1a93b7:

#ifndef PCA9634_H
#define PCA9634_H


#define PCA9634_REG_MODE1       0x00        // Mode register 1
#define PCA9634_REG_MODE2       0x01        // Mode register 2
#define PCA9634_REG_PWM0        0x02        // brightness control LED0
#define PCA9634_REG_PWM1        0x03        // brightness control LED1
#define PCA9634_REG_PWM2        0x04        // brightness control LED2
#define PCA9634_REG_PWM3        0x05        // brightness control LED3
#define PCA9634_REG_PWM4        0x06        // brightness control LED4
#define PCA9634_REG_PWM5        0x07        // brightness control LED5
#define PCA9634_REG_PWM6        0x08        // brightness control LED6
#define PCA9634_REG_PWM7        0x09        // brightness control LED7
#define PCA9634_REG_GRPPWM      0x0A        // group duty cycle
#define PCA9634_REG_GRPFREQ     0x0B        // group frequency
#define PCA9634_REG_LEDOUT0     0x0C        // LED output state 0
#define PCA9634_REG_LEDOUT1     0x0D        // LED output state 1
#define PCA9634_REG_SUBADR1     0x0E        // I2C-bus subaddress 1
#define PCA9634_REG_SUBADR2     0x0F        // I2C-bus subaddress 2
#define PCA9634_REG_SUBADR3     0x10        // I2C-bus subaddress 3
#define PCA9634_REG_ALLCALLADR  0x11        // LED All I2C-bus address

#define PCA9634_ALL_LED_TO_OFF              0x00
#define PCA9634_ALL_LED_TO_ON               0x55
#define PCA9634_ALL_LED_TO_PWM              0xAA
#define PCA9634_ALL_LED_TO_GRPPWM           0xFF

#define ADDRESS_HI                          0x12
#define ADDRESS_LO                          0x34

#define PCA9634_ERROR_INVALID_LED           -1

#include "mbed.h"

enum ledID {
    PCA_LED0 = PCA9634_REG_PWM0,
    PCA_LED1 = PCA9634_REG_PWM1,
    PCA_LED2 = PCA9634_REG_PWM2,
    PCA_LED3 = PCA9634_REG_PWM3,
    PCA_LED4 = PCA9634_REG_PWM4,
    PCA_LED5 = PCA9634_REG_PWM5,
    PCA_LED6 = PCA9634_REG_PWM6,
    PCA_LED7 = PCA9634_REG_PWM7
};

class PCA9634
{
    public:
        
        PCA9634(I2C *i2c, DigitalOut *inv_out_en, int addr);

        void init();
        void enableLED(ledID led);
        void disableLED(ledID led);
        void dimLEDs();
        void commandLEDOutState();
        void commandLEDBrightness(ledID led, int brightness);

    private:
        I2C *i2c_;
        DigitalOut *inv_out_en_;
        
        char led_out_state_[2];
        
        int addr_;
        
        int writeReg(char reg, char cmd);
};

#endif